CYNTHIA JEANNE IRWIN (LICSW) – Clinical Social Worker, NPI 1063985232
Clinical Social Worker
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,396 CLINICAL SOCIAL WORKER in WA
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Provider Addresses for CYNTHIA JEANNE IRWIN (LICSW)
17018, 15th Avenue Northeast, North City, Ridgecrest, Shoreline, King County, Washington, 98155, United States
SHORELINE, WA 981555137
Phone: (206) 362-7282
Type: Mailing
9709 3RD AVE NE
SEATTLE, WA 981152062
Phone: (206) 329-1760
Type: Location
320 NE 97TH ST STE A
SEATTLE, WA 981152042
Phone: (206) 362-7282
Type: Location
100 N HOWARD ST STE W
SPOKANE, WA 992010508
Phone: (509) 342-2802
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2022-11-23
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20221123000788 | I | Clinical Social Worker | WA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 98155)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | WA | |
| Nurse Practitioner | CA | |
| R H E U M A T O L O G Y | WA | |
| - | WA | |
| - | WA | |
| Internal Medicine | UT | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | WA | |
| N E P H R O L O G Y | WA | |
| - | WA | |
| O T O L A R Y N G O L O G Y | OR |
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